<template >
    <div>
        <!--面包屑导航区域-->
        <el-breadcrumb separator-class="el-icon-arrow-right">
            <el-breadcrumb-item :to="{ path: '/home' }">首页</el-breadcrumb-item>
            <el-breadcrumb-item>商品管理</el-breadcrumb-item>
            <el-breadcrumb-item>商品列表</el-breadcrumb-item>
        </el-breadcrumb>
        <!-- 卡片视图区域 -->
        <el-card>
            <el-row :gutter="20">
                <el-col :span="8">
                    <el-input placeholder="请输入内容" v-model="queryInfo.query" clearable @clear="getGoodsList">
                        <el-button slot="append" icon="el-icon-search" @click="getGoodsList"></el-button>
                    </el-input>
                </el-col>
                <el-col :span="4">
                    <el-button type="primary" @click="getAddpage">添加商品</el-button>
                </el-col>
            </el-row>
            <!-- table表格区域 -->
            <el-table :data="goodsList" border stripe>
                <el-table-column type="index"></el-table-column>
                <el-table-column label="商品名称" prop="goods_name"></el-table-column>
                <el-table-column label="商品价格(元)" prop="goods_price" width="95px"></el-table-column>
                <el-table-column label="商品重量" prop="goods_weight" width="70px"></el-table-column>
                <el-table-column label="创建时间" prop="add_time" width="160px">
                    <template slot-scope="scope">
                        {{scope.row.add_time  | deteFormat}}
                    </template>
                </el-table-column>
                <el-table-column label="操作" width="130px">
                   <template slot-scope="scope">
                        <el-button type="primary" icon="el-icon-edit" size="mini"></el-button>
                        <el-button type="danger" icon="el-icon-delete"  size="mini" @click="removeById(scope.row.goods_id)"></el-button>
                   </template>
                </el-table-column>
            </el-table>
            <!-- 分页区域 -->
            <el-pagination
            @size-change="handleSizeChange"
            @current-change="handleCurrentChange"
            :current-page="queryInfo.pagenum"
            :page-sizes="[5, 10, 15, 20]"
            :page-size="queryInfo.pagesize"
            layout="total, sizes, prev, pager, next, jumper"
            :total="total"
            background>
            </el-pagination>
        </el-card>
    </div>
</template>

<script>
    export default {
        data(){
            return{
                // 查询参数对象
                queryInfo:{
                    query:'',
                    pagenum:1,
                    pagesize:10
                },
                // 商品列表
                goodsList:[],
                // 总数据条数
                total:0
            }
        },
        created(){
            this.getGoodsList()
        },
        methods:{
            // 根据分页获取对应的商品列表
            async getGoodsList(){
                const {data:res}=await this.$http.get('goods',{
                    params:this.queryInfo
                })
                if(res.meta.status!==200){
                    return this.$message.error('获取商品列表失败！')
                }
                // this.$message.success('获取商品列表成功！')
                this.goodsList=res.data.goods
                this.total=res.data.total
            },
            handleSizeChange(newSize){
                this.queryInfo.pagesize=newSize
                this.getGoodsList()
            },
            handleCurrentChange(newPage){
                this.queryInfo.pagenum=newPage
                this.getGoodsList()
            },
            async removeById(id){
                 const confirmResult=await this.$confirm('此操作将永久删除该商品, 是否继续?', '提示', {
                    confirmButtonText: '确定',
                    cancelButtonText: '取消',
                    type: 'warning'
                }).catch(err=>err)
                if(confirmResult!=='confirm'){
                    return this.$message.info('已经取消删除！')
                }
                const {data:res}=await this.$http.delete(`goods/${id}`)
                if(res.meta.status!==200){
                    return this.$message.error('删除失败！')
                }
                this.$message.success('删除成功！')
                this.getGoodsList()
            },
            getAddpage(){
                this.$router.push('/goods/add')
            }

        }
    }
</script>

<style lang="less" scoped>

</style>